MESON Chess Problem Database

Problem Display
PID: 150174 (5R1r/5b2/1n6/4P3/n6p/3PB3/pNKN4/k7 w - - 0 1)

Abdullayev, Suleyman

Shakhmatnaya kompozitsiya, 2012

5R1r/5b2/1n6/4P3/n6p/3PB3/pNKN4/k7

#2

7 + 7

15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Bb3+
      • 2.Sxb3#
    • 1...Bc4
      • 2.Rf1#
    • 1...Bd5
      • 2.Rf1#
    • 1...Bh5
      • 2.Sb3#
    • 1...Be6
      • 2.Rf1#
    • 1...Bg6
      • 2.Sb3#
      • 2.Rf1#
    • 1...Be8
      • 2.Sb3#
      • 2.Rf1#
    • 1...Bg8
      • 2.Rf1#
    • 1...Sc4
      • 2.Sb3#
    • 1...Sd5
      • 2.Sb3#
  • Tries
    • 1.Sxa4?
      • threat
        • 2.Bd4#
      • 1...Bb3+
        • 2.Sxb3#
      • 1...Sc4
        • 2.Sb3#
      • 1...Sd5
        • 2.Sb3#
      • 1...Sxa4!
    • 1.Bd4?
      • threat
        • 2.Sxa4#
      • 1...Bb3+
        • 2.Sxb3#
      • 1...Sxb2
        • 2.Bxb2#
      • 1...Sc5
        • 2.Sd1#
        • 2.Sa4#
        • 2.Sbc4#
      • 1...Sc4
        • 2.Sb3#
      • 1...Sd5
        • 2.Sb3#
      • 1...Sc3!
    • 1.Rxf7?
      • threat
        • 2.Sb3#
        • 2.Rf1#
      • 1...Sxb2
        • 2.Sb3#
      • 1...Rf8
        • 2.Sb3#
      • 1...Sc3
        • 2.Sb3#
      • 1...Sc5
        • 2.Rf1#
      • 1...Rc8+!
    • 1.e6?
      • threat
        • 2.Sb3#
      • 1...Bxe6
        • 2.Rf1#
      • 1...Sc5!
  • Keys
    • 1.Sbc4!
      • threat
        • 2.Sb3#
      • 1...Bxc4
        • 2.Rf1#
      • 1...Sc5
        • 2.Bd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 7
  • Sets
    • B(f);CHECK,N_GUARD::S(C),XB(f)
    • B(f);OGATE::R(G)
    • B(f);N_GUARD::S(C)
    • S(e);S_CUTB(f)::S(C)
  • Tries
    • Try
      • S(A);XS(c)
      • Threat
        • B(E)
      • Vars
        • B(f);CHECK,N_GUARD::S(C),XB(f)
        • S(e);S_CUTB(f)::S(C)
      • Refutation
        • S(e);XS(A)
    • Try
      • B(E);
      • Threat
        • B(E)+S(A),XS(c)
      • Vars
        • B(f);CHECK,N_GUARD::S(C),XB(f)
        • S(c);OGATE,P_SPINS(c),XS(A)::B(E),XS(c)
        • S(e);S_CUTB(f)::S(C)
      • Refutation
        • S(c);
    • Try
      • R(G);XB(f)
      • Threat
        • DUALS(2)
      • Vars
        • S(c);XS(A)::S(C)
        • R(g);::S(C)
        • S(c);::S(C)
        • S(c);::R(G)
      • Refutation
        • R(g);CHECK
    • Try
      • P(F);
      • Threat
        • S(C)
      • Vars
        • B(f);OGATE,XP(F)::R(G)
      • Refutation
        • S(c);
  • Actual
    • S(A);
    • Threat
      • S(C)
    • Vars
      • B(f);OGATE,XS(A)::R(G)
      • S(c);N_GUARD::B(E)
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